, much higher than healthy levels.The smog covered many places in Pakistan for weeks. One big reason... becomes polluted.The smog covered many places in Pakistan for weeks. One big reason for the smog was crop ……

in northern India and eastern Pakistan gets worse because of crop burning (焚烧秸秆), coal power plants (燃煤... and eastern Pakistan gets worse because of crop burning (焚烧秸秆), coal power plants (燃煤发电厂) and heavy traffic ……

, the environment gets worse and worse. Smog sometimes appears in our lives and it brings us quite a few problems. Smog is air pollution that is mixed up with dust (尘埃), smoke and other dry particles (干粉 ……

, the environment gets worse and worse. Smog sometimes appears in our lives and it brings us quite a few problems. Smog is air pollution that is mixed up with dust (尘埃), smoke and other dry particles (干粉 ……

WHILE China is taking great efforts to combat (斗争) constant smog (雾霾), Paris in France is troubled with the same problem.People in Paris have been choked by heavy smog since March 4. In response ……

WHEN your floor gets dirty, you can clean it with a broom (扫帚) or a vacuum cleaner (吸尘器). But what about when the air is polluted? For several days last month, cities in northeast China were covered ……

Covered with smog (雾霾), Chengdu is suffering from the effects of air pollution again. Citizens...’t help the smoggy weather. The smog cannot easily be lifted, even with strong wind. Therefore ……

In 2014, Daan saw the famous CCTV building covered in smog. He was inspired (启发) to do something... outside. The Smog Free Tower was put in public parks around China to provide clean air to people ……

.Now it’s very common to find everything covered in smog when opening the window in the early morning...Do you know what the smog (雾霾) is? It is a disaster (灾难) for people all over the country. It makes ……

“治霾神器”现身北京。Beijing is a city often covered with smog (雾霾). Many people are looking for a solution. A Dutch artist has made a tower that takes in smog and gives off clean air. This tower is 7 meters ……

and Pakistan also have similar problems. Some developed countries have also experienced heavy smog before... it. In the film, Chai discusses the issue of smog－where it comes from and how to beat it. She visited ……

中考词汇smog n. 雾霾用法：特指“雾霾”，含有“烟雾，烟尘”之意，作不可数名词。The sky over the city was covered with heavy smog... environment can affect a child’s growth.考点看台Many cities including Beijing have been deeply affected by smog ……

because of smog (雾霾). Back in January 2013, thick smog covered (覆盖) a total area of 2.7 million (百万...染行业), such as the steel (钢铁) industry.Improving air qualityPM2.5 is a major part of smog. PM is short ……

history. Heavy smog covered the city. It lasted for five days and killed up to 12,000 people...《穹顶之下》：抗击雾霾、 呼唤蓝天，我们能做什么？SMOG is a big problem in many Chinese cities. But it seems that besides ……

countries faced smog that appeared just as thick. For five days in December 1952, heavy smog *hovered....com. Known as the “Great Smog of 1952”, the air in London was so polluted that visibility dropped ……